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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.34 mag strikes near Loiza in Puerto Rico


Earthquake location 19.3195S, -65.7793WA minor earthquake magnitude 3.34 (ml/mb) has occurred on Wednesday, 98 km N of Loiza, Puerto Rico (61 miles). Global date and time of event UTC/GMT: 21/03/18 / 2018-03-21 18:14:48 / March 21, 2018 @ 6:14 pm. The earthquake was roughly at a depth of 74 km (46 miles). Exact location of earthquake, longitude -65.7793 West, latitude 19.3195 North, depth = 74 km. Id of earthquake: pr2018080008. Event ids that are associated: pr2018080008. The 3.34-magnitude earthquake was detected at 14:14:48 / 2:14 pm (local time epicenter).

In the past 24 hours, there have been one, in the last 10 days sixteen, in the past 30 days fifty-seven and in the last 365 days three hundred and eighty-three earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor earthquakes in the world each year.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 98 km N of Loiza, Puerto Rico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.34 mb The magnitude for the event.
Longitude -65.7793° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.3195° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 74 km Depth of the event in kilometers.
Place 98km N of Loiza, Puerto Rico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-03-21 18:14:48 Time when the event occurred. UTC/GMT
Updated 2018-03-21 19:19:25 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 172 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network pr The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,pr, A comma-separated list of network contributors.
Number of Stations Used 7 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.0553 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.35 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 329 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type md The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID pr2018080008 Id of event.
Event Code 2018080008 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr2018080008, A comma-separated list of event ids that are associated to an event.

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